抄録
The purpose of this study was to evaluate the feasibility of absolute quantification of regional cerebral glucose utilization (rCMRglc) in mice with 18FDG PET. To evaluate its use as a gold standard, rCMRglc was also measured simultaneously with the autoradiographic 2-[14C]DG method. Serial arterial samples were drawn over 45 min to determine plasma tracer time activities and glucose concentrations. Animals were euthanized at 45 min followed first by brain PET imaging for 15 min and then by brain 2-[14C]DG autoradiography. Average 18FDG rCMRglc values in the cerebral cortex were generally lower (by 8.3%), but strongly correlated with those of 2-[14C]DG (r2=0.95). The present PET imaging technique allows accurate absolute quantification of rCMRglc in mice within the limits of the resolution possible with PET.
| 本文言語 | 英語 |
|---|---|
| ページ(範囲) | 255-261 |
| ページ数 | 7 |
| ジャーナル | International Congress Series |
| 巻 | 1265 |
| 号 | C |
| DOI | |
| 出版ステータス | 出版済み - 01-08-2004 |
All Science Journal Classification (ASJC) codes
- 医学一般
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「[18F]FDG mouse brain PET imaging: Absolute quantification of regional cerebral glucose utilization as compared with 2-[14C]DG autoradiography」の研究トピックを掘り下げます。これらがまとまってユニークなフィンガープリントを構成します。引用スタイル
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